Analysis
- max time kernel
136s - max time network
144s - platform
windows11-21h2_x64 - resource
win11-20250619-en - resource tags
- submitted
30/08/2025, 14:02
General
- Target 013f2d76c18750cf80a6cf44e12e6866556abbf17edf6c33a845d63845032f8b.exe
- Size 10.7MB
- Sample250830-rcf92svls2
- SHA256 013f2d76c18750cf80a6cf44e12e6866556abbf17edf6c33a845d63845032f8b
Score
10/10
Malware Config
Extracted
Family
-
valleyrat_s2
Version
-
1.0
C2
-
8.149.137.211:1145
-
8.149.137.211:6666
Attributes
-
campaign_date
2025. 8.30
Signatures
- ValleyRat
ValleyRat stage2 is a backdoor written in C++.
- Valleyrat_s2 family
- Suspicious use of NtSetInformationThreadHideFromDebugger 2 IoCs
- System Location Discovery: System Language Discovery 1 TTPs 1 IoCs
Attempt gather information about the system language of a victim in order to infer the geographical location of that host.
- Suspicious behavior: EnumeratesProcesses 2 IoCs
Processes
-
C:\Users\Admin\AppData\Local\Temp\013f2d76c18750cf80a6cf44e12e6866556abbf17edf6c33a845d63845032f8b.exe"C:\Users\Admin\AppData\Local\Temp\013f2d76c18750cf80a6cf44e12e6866556abbf17edf6c33a845d63845032f8b.exe"1⤵
- Suspicious use of NtSetInformationThreadHideFromDebugger
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
memory/5884-0-0x000000000042B000-0x0000000000A00000-memory.dmp
memory/5884-2-0x00000000031D0000-0x00000000031D1000-memory.dmp
memory/5884-1-0x00000000031C0000-0x00000000031C1000-memory.dmp
memory/5884-3-0x0000000000400000-0x00000000014A3000-memory.dmp
memory/5884-6-0x0000000000400000-0x00000000014A3000-memory.dmp
memory/5884-7-0x0000000000400000-0x00000000014A3000-memory.dmp
memory/5884-8-0x000000000042B000-0x0000000000A00000-memory.dmp
memory/5884-9-0x0000000000400000-0x00000000014A3000-memory.dmp